Jan married Sjoukjen Sijtzes van der Veen on 22 Sep 1824 in Schoterland, FR, NLD. Sjoukjen (daughter of Sijtze Geeukes van der Veen and Jitske Watses) was born about 1804 in Rotsterhaule, Schoterland, FR, NLD. [Group Sheet] [Family Chart]

1. Antje Jans de Vries was born on 28 Mar 1825 in Rotsterhaule, Schoterland, FR, NLD; died on 04 Apr 1885 in Schoterland, FR, NLD.
2. Jetske Jans de Vries was born on 17 Aug 1827 in Utingeradeel, FR, NLD; died on 29 Mar 1830 in Utingeradeel, FR, NLD.
3. Sijtze Jans de Vries was born on 06 Sep 1830 in Oldeboorn, FR, NLD; died on 16 Jul 1910 in Schoterland, FR, NLD.
4. Watze Jans de Vries was born on 12 Apr 1832 in Oldeboorn, FR, NLD.
5. Anne Jans de Vries was born on 30 Jan 1834 in Benedenknijpe, Schoterland, FR, NLD.
6. Jitze Jans de Vries was born on 20 Oct 1835 in Benedenknijpe, Schoterland, FR, NLD.
7. Sijtze Jans de Vries was born on 08 Jun 1838 in Benedenknijpe, Schoterland, FR, NLD; died on 19 Feb 1899 in Utrecht, UT, NLD.
8. Jitske Jans de Vries was born on 29 May 1840 in Benedenknijpe, Schoterland, FR, NLD.
9. Geeuwke Jans de Vries was born on 01 Jan 1843 in Schoterland, FR, NLD; died on 30 Jan 1843 in Schoterland, FR, NLD.
10. Geeuwke Jans de Vries was born on 07 May 1844 in Benedenknijpe, Schoterland, FR, NLD.

Sijtze married Antje Sijtses. [Group Sheet] [Family Chart]